Interface unit with keypad and display



FIG. 1 is a perspective view of an interface unit with keypad and display showing our new design;

FIG. 2 is a side view thereof on an enlarged scale;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a front view thereof; and,

FIG. 6 is a rear view thereof. 

The ornamental design for an interface unit with keypad and display, as shown and described. 